Home / 243,232,173.53-365,430,311.31-155,964,667.32

Finding the Fourth Proportional to 243,232,173.53, 365,430,311.31 and 155,964,667.32

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Solution

The fourth proportional to 243,232,173.53, 365,430,311.31 and 155,964,667.32 is: 234,320,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,232,173.53 : 365,430,311.31 = 155,964,667.32 : x
  2. Step 2: Convert to fraction form
    243,232,173.53/365,430,311.31 = 155,964,667.32/x
  3. Step 3: Cross multiply
    243,232,173.53x = 365,430,311.31 × 155,964,667.32
  4. Step 4: Simplify right side
    243,232,173.53x = 56,994,216,929,501,208
  5. Step 5: Solve for x
    x = 56,994,216,929,501,208/243,232,173.53
  6. Step 6: Final answer
    x = 234,320,222.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.